Noun. 1. drainage basin-the entire geographical area drained by a river and its tributaries; an area characterized by all runoff being conveyed to the same outlet; flood control in the Missouri basin. catchment area, catchment basin, drainage area, river basin, watershed, basin.
Milkman syndrome. a generalized bone disease marked by multiple transparent stripes of absorption in the long and flat bones. Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition.
Definition. Sjogren's (SHOW-grins) syndrome is a disorder of your immune system identified by its two most common symptoms â dry eyes and a dry mouth. Sjogren's syndrome often accompanies other immune system disorders, such as rheumatoid arthritis and lupus.In Sjogren's syndrome, the mucous membranes and moisture-secreting glands of your eyes and mouth are usually affected first â resulting in decreased production of tears and saliva.jogren's syndrome often accompanies other immune system disorders, such as rheumatoid arthritis and lupus. In Sjogren's syndrome, the mucous membranes and moisture-secreting glands of your eyes and mouth are usually affected first â resulting in decreased production of tears and saliva.